13 results
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anatomic location of olecranon ... with prominent olecranon ... lateral epicondyle > radial ... dislocation + radial ... #Orthopedics #Sports
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
is the nerve of elbow ... the wrist and elbow ... The first motor ... but ECRL remains leading ... Anatomy #diagnosis #neurology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Root Sensory Motor ... Respiration None C5 Radial ... Antecubital Fossa Elbow ... Middle Finger Elbow ... differential #diagnosis #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... - C6, C7, C8 Elbow ... Damage to C8 and T1 leading ... Myotomes #diagnosis #neurology ... #sensory #motor
Characteristic clinical manifestations of Down syndrome 
 
Typical craniofacial appearance 
 • Round face and flat
• Brushfield spots ... iris (pigmented spots ... problems • Delayed motor ... infections • Hearing ... Risk of atlanto-axial
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... : • Attacks: Gradual ... position change • Neurologic ... findings BPPV • Short-lived ... Hearing loss.
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
Tapping the radial ... normally elicits elbow ... #Test #Reflex #neurology ... orthopedics #msk #sports ... #IRR #Radial
Labral tear - O'Brien Test - 1. Position patient's shoulder in 90 degree flexion, elbow extended,
degree flexion, elbow ... degrees adducted (medial ... Diagnosis #Ortho #Sports ... #Test #OBrien #ALiEM
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
blinks to threat Cranial ... or brainstem Motor ... ventilation and observe breathing ... flexed at the elbow ... #PhysicalExam #neurology
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
of continuous motor ... disorders • Testing ... diazepam • EMG testing ... • Continuous motor-unit ... Management #treatment #neurology